| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] few days | 830 |
|
| 2 | back [prep] [art] days | 82 |
|
| 3 | back [prep] [art] few | 30 |
|
| 4 | back [art] few days | 5 |
|
